package com.yu.mapper;
import com.yu.bean.User;

import java.util.List;

/**
 * @Auther: ole
 * @Date: 2021/2/26 0026 01:04
 * @Description:
 */
public interface UserMapper {
    List<User> getAllUser();
    User getUserByName(String username);
    int updateUser(User u);
}
